7. True or False. Camouflage is a physical adaptation.
8. True or False. Coloring is the only physical adaptation an animal can have.
9. What adaptations do amphibians have? _________________ and ________________
10. Natural selection is the process for passing important _______________ for survival to
______________________ to come.
11. Adaptations like migration are called ___________________ ____________________.
12. Inherited behaviors are ________________, actions, or things organisms do to maximize
Answers
8. false
9.being able to live in and out of water (i cannot think of another one, sorry)
10. genes (again, i do not know the other one)
11. not sure
12. not sure
i am so sorry this is all i could give you. other people please tell them the other answers
Related Questions
1234567890123345678901234567890
Answers
Answer:
1234567890123345678901234567890
Explanation:
trick question....
When the molecules of a liquid move fast enough to break the attractive forces between them, the substance will _________ . When the molecules of a liquid slow down enough and are more attracted to each other, the substance will __________.
freeze; melt
melt; freeze
evaporate, freeze
melt; condense
Answers
Answer:
which best desceibes the function on the graph direction k =2
Explanation:
Answer:
C. evaporate, freeze
Explanation:
C. evaporate, freeze
convert the following to the unit shown and show your dimensional analysis
135 mm Hg = _________ atm
Answers
The value of the given pressure in atm is 0.18 atm.
What is a conversion factor?A conversion factor, which is a ratio, is a statement of the relationship between two different units of measurement or physical quantities. It is used to convert a quantity from one unit to another while keeping the quantity's numerical value.
We have to note that;
1 atm = 760 mmHg
x atm = 135 mm Hg
Hence;
x = 1 atm* 135mmHg/760 mmHg
x = 0.18 atm
Conversion factors are widely used in various fields, including physics, chemistry, engineering, and finance.
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the usa flag..........
Answers
Answer:
lol
Explanation:
What mass of Silver hydroxide (an insoluble base) is needed to neutralize 98.35 mL of 0.5417M Acetic Acid?
Answers
Which is greater 50 degree celcius or 50 degree fahrenheit?with solution plz.....
Answers
Answer: 50 degrees Celsius is hotter than 50 degrees F. 50 degrees Celsius is half way between freezing and boiling
Which molecules show an appropriate number of bonds around each carbon atom?.
Answers
Answer:
Draw Lewis structures for the following organic molecules: C2H3F, C3H6C4H8 In each there is one C = C bond, and the rest of the carbon atoms are joined by C - C bonds.
acetic acid, ch3co2h, is the solute that gives vinegar its characteristic odor and sour taste. true or false
Answers
True, acetic acid (CH3CO2H) is the solute that gives vinegar its characteristic odor and sour taste. In a typical vinegar solution, it is present at around 4-8% concentration. But it is essential to note that vinegar's content loaded with acetic acid contributes to its unique properties.
True. Acetic acid, CH3CO2H, is the solute responsible for giving vinegar its characteristic odor and sour taste. Vinegar is a solution that is typically 5-8% acetic acid by volume, with the remainder being water and other trace compounds. The acetic acid is a product of the fermentation of ethanol by acetic acid bacteria, and it is this content-loaded acetic acid that gives vinegar its distinct flavor and aroma. So, in summary, acetic acid is the primary component of vinegar that contributes to its odor and sour taste.
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you add 5.2 g of iron to 20.50 ml of water and observe that the volume of iron and water together is 21.16 ml . calculate the density of iron.
Answers
The density of the iron is 7.87 g/cm3 when 5.2 g of iron to 20.50 ml of water and volume is 21.16 ml.
Given data in the question is:
Mass of iron is 5.2 g.
Water is 20.50 ml.
Combined volume of iron and water is 21.16 ml.
The density of the iron is Mass/Volume.
Final volume of water = 21.16 - 20.50 = 0.66 ml
Density = 5.2 / 0.66 = 7.87 g/cm3.
Density is a measure of mass per unit volume. It is an intensive property, meaning that its value does not change depending on the size of the object.
Density Meaning in Physics: In physics, density is the ratio of the mass of an object to its volume. It is often defined as mass per unit volume.
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Why does every chemical reaction require a certain amount of activation energy?
A Energy is released when the reactants begin to react.
B. Energy lost to the environment during the reaction must be replaced.
C. Forming the activated complex requires energy.
D. The products have more potential energy than the activated complex.
E. The reactants have less potential energy than the products.
Answers
Answer: C
Explanation:
2
Explain the formation of NaCl
Answers
Answer:
NaCl or Sodium chloride is formed when Na or sodium atoms interact with Cl or chlorine atoms.
Explanation:
PLEASE DON'T PUT ANSWER AGAINST GUIDELINES!!!
Answers
Answer:
160.3 g S
Explanation: there you go
what is the bond that links monosaccharides in di- and polysaccharides a. hydrogen. b. peptide. c. ionic. d. glycosidic.
Answers
The bond that links monosaccharides in di- and polysaccharides is called glycosidic.
What is a glycosidic bond?
A glycosidic bond is a covalent bond that connects a sugar molecule to another group or molecule, such as a glycosyl residue.
Glycosidic bonds form between two monosaccharides or between a monosaccharide and another molecule.Di- and polysaccharides are formed when several monosaccharide molecules are connected through glycosidic bonds.
Di- and polysaccharides are also referred to as glycoconjugates due to the presence of carbohydrate molecules on their surfaces, which aid in the identification of cells by the immune system.
To further elaborate, a glycosidic bond forms when a hydroxyl (-OH) group on one sugar molecule reacts with the anomeric carbon atom (the carbon atom that was involved in the carbonyl group of the sugar molecule) of another sugar molecule, resulting in the formation of a new covalent bond and the release of a molecule of water (H2O).
The resulting structure is known as a glycoside.
The type of glycosidic bond that forms depends on the orientation of the hydroxyl group on the anomeric carbon atom. If the hydroxyl group is pointing downwards (in the alpha configuration), an alpha-glycosidic bond forms.
If the hydroxyl group is pointing upwards (in the beta configuration), a beta-glycosidic bond forms.
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In what form does the sun's energy arrive on Earth?The physical characteristics of two large predatory animal species are shown in the table below.
Physical Characteristics
Species Characteristics
X Short canine teeth, small prey size
Y 1-foot-long canine teeth, large prey size
Which species will most likely survive if the prey population in the area decreases?
Species X because it is difficult to bring down a small prey
Species X because short canines are less likely to break
Species Y because long canines are less likely to break
Species Y because it is easy to bring down a large prey
Answers
Answer:
radiation B species x because short canines are less likely to break.
Which phrase describes a typical feature of plains?
usually have a high relief
have steep sides
usually have a high elevation
can be interior
Answers
Answer:
Usually have a low relief, can be interior, and can be coastal.- are phrases that describe typical features of plains.
The phrase describes a typical feature of plains can be interior.
What is interior?The art as well as the science of improving the interior of the building to provide a healthier as well as more aesthetically pleasing environment for people who use it is known as interior design.
Plains are known for their low relief, interior location, as well as coastal location, all of which are characteristics of plains.
Therefore, The phrase describes a typical feature of plains can be interior.
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What is the percent by mass of calcium in calcium carbonate,
CaCO3?
(Molar mass of CaCO3 = 100.09 g/mol)
%
Answers
What is the percent by mass of calcium in calcium carbonate, CaCO3? (Molar mass of CaCO3 = 100.09 g/mol)
Answer: 40.04 percent
The percent by mass of calcium in calcium carbonate (\(CaCO_{3}\)) is approximately 40.04%.
To calculate the percent by mass of calcium in calcium carbonate (\(CaCO_{3}\)), we need to determine the molar mass of calcium (Ca) and the molar mass of calcium carbonate (\(CaCO_{3}\)), and then use the following formula:
Percent by mass of calcium = (Molar mass of calcium / Molar mass of calcium carbonate) x 100
Given:
Molar mass of \(CaCO_{3}\) = 100.09 g/mol
Now, let's calculate the molar mass of calcium (Ca):
The molar mass of calcium (Ca) is 40.08 g/mol.
Plugging in the values into the formula, we get:
Percent by mass of calcium = (40.08 g/mol / 100.09 g/mol) x 100
= 0.4004 x 100
= 40.04%
Therefore, the percent by mass of calcium in calcium carbonate (\(CaCO_{3}\)) is approximately 40.04%.
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Calculate the average reading for all three trials for both the wet bulb and dry bulb thermometers. Convert the average
temperatures for both thermometers to Celsius using this formula:
(°F - 32) = °C.
Answers
Answer: °32= 0 °C.
Explanation:
Answer:
Explanation:
Please add the temperature readings from all three trials for both thermometers. Will do the calculation with readings.
using the clues in the text you can determine environmental toxicologist studies how chemicals affect the environment
A- true
B- faulse
Answers
Another term for natural radioactive decay into another element is
Answers
Answer:
The process of unstable (or radioactive) atoms becomes stable by emitting radiation. This event over time is called radioactive decay. Alpha decay results in the loss of two protons and two neutrons from the nucleus
Answer:
radioactive disintegration
Explanation:
CAN y’all please help me ASAP with these questions :)
Answers
Answer:
1. Force
2. contact force
3. non-contact force
4. magnetism
5. strength and direction
6. length, direction
7. newtons
Explanation:
You're welcome <3
What is the percent yield of 23.9g of Ag
Answers
Answer:
I need more points but I think it is 84737
Explanation:
What pressure is required to compress 196.0 liters of air at 1.00 atmosphere into a cylinder whose volume is 26.0 liters?
Answers
Answer:
if volume of the gas increases, its pressure decreases, and vice versa. mathematically, if the volume of the gas is
V
1
and its pressure is
P
1
. Let us suppose that its volume has been increased to
V
2
, the as per the Boyle's law its pressure will decrease and let us assume the new pressure is
P
2
.
P
1
V
1
=
P
2
V
2
P
1
= 1 atm
V
1
= 196 L
P
2
= ?
V
2
= 26 L substitute the values;
1 atm x 196 L =
P
2
x 26 L
P
2
= 1 atm x 196 L / 26 L
P
2
= 196 atm L / 26 L = 7.53 atm
Explanation:
I hope this helps.
Answer:
7.53 atm
Explanation:
Boyle studied the relationship between the pressure of a trapped gas and its volume. The data obtained by him shows that the product of pressure and volume for the trapped air sample is constant at a constant temperature. if volume of the gas increases, its pressure decreases, and vice versa. mathematically, if the volume of the gas is V 1 and its pressure is P 1 . Let us suppose that its volume has been increased to V 2 , the as per the Boyle's law its pressure will decrease and let us assume the new pressure is P 2 . P 1 V 1 = P 2 V 2 P 1 = 1 atm V 1 = 196 L P 2 = ? V 2 = 26 L substitute the values; 1 atm x 196 L = P 2 x 26 L P 2 = 1 atm x 196 L / 26 L P 2 = 196 atm L / 26 L = 7.53 atm
which of the following statements correctly describe a resonance hybrid? select all that apply.multiple select question.the true structure of the resonance hybrid is the structure of the most stable contributor.the resonance hybrid is stabilized due to delocalization of electrons.a resonance hybrid rapidly interconverts between the possible resonance forms.equivalent resonance forms contribute equally to the overall structure of the hybrid.a resonance hybrid has a single structure.
Answers
The most stable contributor's structure is the genuine structure of the resonance hybrid. The delocalization of electrons is what stabilizes the resonance hybrid. The potential resonance forms are quickly interconverted by a resonance hybrid.
Equivalent resonance types equally contribute to the hybrid's overall structure. Consider the resonance hybrid structure of a carboxylate group as an example. Different resonance contributors do not always contribute equally to the hybrid structure until they are equivalent to one another in terms of stability, as is the case for the carboxylate group, which has equivalent contributions from A and B as shown in the given figure. One resonance structure will more closely resemble the “actual” (hybrid) structure than another if it is more stable (lower in energy) than the other.
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7. The percentage, by mass, of phosphorus in
calcium phosphate Ca3(PO4)2 is
(Ca=40, P=31, O=16)
(2 Points)
8%
10%
17%
20%
Answers
Answer:
I am pretty sure that the answer is 20%
If the temperature outside is 297 what is this temperature in degrees celsius
Answers
Answer:
147.222 degrees C
Explanation:
assuming its 297 F it should be correct
The temperature outside is 297°F then this temperature in celsius is equal to 147.22 °C.
How to convert from Fahrenheit to celsius?Temperature can be described as a physical quantity that expresses quantitatively the perceptions of hotness or coldness. The most general scales are the Celsius scale with (°C), the Fahrenheit scale (°F), and the Kelvin scale (K), the latter being used predominantly for scientific purposes.
Fahrenheit to Celsius formula can be used to change the temperature from the scale Fahrenheit to degrees Celsius.
The formula that can be used to convert Fahrenheit to Celsius is given below:
\(\dusplaystyle ^oC = (^oF - 32) \times \frac{5}{9}\)
Here, F represents the temperature in Fahrenheit, and C represents the temperature in Celsius.
Given the temperature in Fahrenheit = 297 °F
\(\dusplaystyle T( ^oC) = (297 - 32) \times \frac{5}{9}\)
T = 147.22 °C
Therefore, the given temperature in celsius is equal to 147.22 °C.
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What is the mass required to make a 311 mL of 7.5M NaCl solution?
Answers
Answer:
\(136.31\text{ g}\)Explanation:
Here, we want to get the mass required to make the given volume
To get this we need to get the number of moles
To get the number of moles, we have to multiply the volume by the molarity
Mathematically, we have that as:
\(\begin{gathered} number\text{ of moles = volume }\times\text{ molarity} \\ \end{gathered}\)The volume can be converted to liters by dividing by 1000
So we have the volume as 311/1000 = 0.311 L
Thus, we have the number of moles as:
\(number\text{ of moles = 0.311 }\times\text{ 7.5 = 2.3325 moles}\)To get the mass, we have to multiply the number of moles by the molar mass
The molar mass of NaCl is 58.44 g/mol
Thus, we have the mass as:
\(2.3325\text{ }\times\text{ 58.44= 136.31 g}\)Helium-3, an electron, a neutron, and a proton have masses of
3.016029 amu, 5.486 x 104 amu, 1.00866 amu, and 1.00728
amu respectively. The mass defect for the formation of helium-3 is
_____ g/mol.
Answers
The mass defect for the formation of helium-3 is 1.364 x \(10^-28\) g/mol.
The mass defect in nuclear reactions refers to the difference between the mass of the reactants and the mass of the products. In the case of the formation of helium-3, it involves the fusion of two protons and one neutron.
To calculate the mass defect, we need to determine the total mass of the reactants (protons and neutron) and compare it to the mass of the helium-3 product.
The total mass of the reactants is (2 * 1.00728 amu) + 1.00866 amu = 3.02222 amu.
The mass of the helium-3 product is 3.016029 amu.
Therefore, the mass defect is 3.02222 amu - 3.016029 amu = 0.006191 amu.
To convert the mass defect to grams per mole (g/mol), we multiply it by the molar mass constant (1 amu = 1.66054 x \(10^-24\) g/mol).
Mass defect in grams/mol = 0.006191 amu * (1.66054 x \(10^-24\) g/mol) = 1.025 x 10^-26 g/mol.
Thus, the mass defect for the formation of helium-3 is 1.364 x \(10^-28\) g/mol.
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what makes alkali metals a family?
Answers
Answer:
The metals in this group are lithium, sodium, potassium, rubidium, cesium, and francium. The gas hydrogen is also put in this group because it shares similar reactivity with the alkali metals.
I don't know if this is what you wanted or not sorry if it isn't
3- A reaction between tin and oxygen produced 68.6 g of SnO2 (the only product).
How many grams of tin and oxygen were involved?
Answers
The mass of the tin and oxygen gas taken for the reaction was 54 grams and 14.66 grams respectively.
What is tin oxide?The tin(IV) oxide or stannic oxide, has the formula SnO₂. Tin metal is burned in the air to form tin(IV) oxide. In a reverberatory furnace, SnO₂ is reduced to metal with carbon at 1200–1300 °C.
Tin(iv) oxide is a crystalline solid that is white and sublime at 1800-1900°C. The melting point of tin(IV) oxide is 1127°C and its density is 6.95 g/cm³.
Tin and oxygen react with each other to generate tin(IV) oxide SnO₂.
Sn (s) + O₂ (g) \(\longrightarrow\) SnO₂(s)
The atomic mass of the tin (Sn) = 118.71 g/mol
The molecular mass of oxygen gas (O₂) = 32 g/mol
The molar mass of the tin(IV) oxide = 150.71 g/mol
Given, the mass of the tin(IV) oxide formed = 68.6 g
If 150.71 g tin(IV) oxide formed from tin = 118.71 g
Then 68.6 g tin(IV) oxide will be formed from Sn = 54 g
If 150.71 g tin(IV) oxide formed from oxygen = 32 g
68.6 g will be formed from oxygen = (32× 68.6)/150.71 g = 14.66 g
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Identify whether each of the following pairs of compounds are enantiomers or diastereomers b) OH OH OH OH CI (c) CI
Answers
Enantiomers are pairs of compounds that are non-superimposable mirror images of each other. Diastereomers, on the other hand, are non-mirror image stereoisomers. Enantiomers have identical physical and chemical properties except for the way in which they rotate plane-polarized light.
For a pair of compounds to be enantiomers, they must be identical in every way except for their optical activity. Diastereomers, on the other hand, differ in other ways such as boiling point, melting point, and chemical reactivity. Pair a: OH OH OH OH are enantiomers because they are non-superimposable mirror images of each other. Pair b: OH OH and OH CI are diastereomers because they are not mirror images of each other and not identical either. Pair c: OH and CI are not isomers, therefore, they cannot be classified as enantiomers or diastereomers.
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